Dubrovnik: Lokrum Island and Betina Cave Boat Tour

Dubrovnik looks best from the water. This four-hour boat trip pairs an easy coastal cruise with free time on Lokrum, a swim at St. Jacob Beach, and a final stop at Betina Cave. I especially like the sea-level view of Dubrovnik’s walls and Lovrjenac Fortress, and the chance to explore Lokrum independently instead of being led from one photo stop to the next.

The tour also gets high marks for friendly captains, clear English audio commentary, and a relaxed pace. Captains such as Ivo, Anastasia, and Nikola have been singled out for being helpful and welcoming. The main catch is the extra €30 Lokrum entry fee for adults, payable in cash, which makes the advertised $38 price less complete than it first appears.

Key points at a glance

• The Old Port departure gives you Dubrovnik’s best coastal view: Cruise past the City Walls, Lovrenjac Fortress, Villa Sheherezade, and the Lazarets.
• Lokrum gets about two hours on foot: See the Benedictine monastery, Botanical Gardens, peacocks, Game of Thrones filming spots, and the saltwater Dead Sea.
• St. Jacob Beach is a scenic swim stop: The water is clear, but the small beach can become very crowded and rocky.
• Betina Cave is the tour’s most playful finish: You can swim and snorkel into the cave, with a short jump from the boat for access.
• The glass-bottom boat adds another view: On departures from Dubrovnik, you can look down at the water and seabed while cruising.
• The extra island fee matters: Bring cash for €30 per adult or €5 for children over age six.

Setting out from Dubrovnik’s Old Port

The meeting point is beside Lokanda Peskarija Restaurant at the Old City port. Look to your left when you reach the harbor and find the booking desk marked LOKRUM TOUR. This is where you check in and pay the Lokrum entrance fee, so do not arrive with only a card.

From Dubrovnik, the boat is glass-bottomed. That feature will not turn the whole ride into a submarine trip, but it gives you a pleasant look into the clear Adriatic when conditions allow. If you book from Cavtat instead, the transport is by speedboat, with a longer free period on Lokrum, about two and a half hours rather than two.

The first half hour is a sightseeing cruise along Dubrovnik’s famous seaward face. This is a smart way to see the city if you have already walked the Old Town but have not viewed its defenses from the water. The pale stone walls, towers, and Lovrenjac Fortress make much more sense from this angle, rising directly above the coast.

An English audio guide supplies the commentary. Several people have found it easy to hear and useful for explaining the sites, while some captains also add information and answer questions themselves. The experience is not a formal, nonstop guided lecture. Think of it as a scenic ride with a layer of historical context, plus the freedom to enjoy the breeze.

Lokrum: two hours among peacocks and monastery ruins

Lokrum is the main event, and the two-hour stop gives you a useful taste of the island. You are free to choose your own route, which matters because Lokrum is more than a beach stop. You can walk through the Botanical Gardens, visit the old Benedictine monastery grounds, look for peacocks, and find the spots connected with Game of Thrones, including the Iron Throne.

The peacocks are one of the island’s memorable details. They wander through the grounds and add a little theater to the walk, especially for children. The monastery and gardens provide shade and atmosphere, while the island’s rocky coast offers swimming areas if you want to get into the water before returning to the boat.

The Mrtvo More, or Dead Sea, is another popular stop. This is a saltwater pool where you can sit, paddle, or swim. It is a useful place to cool off, though you should not expect a long, quiet beach session. Lokrum rewards a curious wander more than a rushed checklist.

Two hours is enough to see the main points and have a swim, but it is not enough for a full exploration. If you enjoy walking every trail, lingering in the monastery, eating a leisurely meal, and finding several swimming spots, you may wish the schedule gave Lokrum another hour or two. Several people would gladly trade some of the later beach time for more time on the island.

Food and drinks are available on Lokrum, but prices can feel high. I would bring water and, if you want a proper lunch, something practical to eat. The supplied information specifically advises carrying a towel, beachwear, and cash. You will be glad to have all three.

St. Jacob Beach and the Dubrovnik view

After Lokrum, the boat heads to Plaža Sveti Jakov, or St. Jacob Beach, for about 40 minutes. This stop is less about sightseeing and more about getting into the sea. The water is clear, and the view back toward Dubrovnik gives you a fine backdrop while you swim or snorkel.

The setting is attractive, but this is the stop with the most practical limitations. The beach is small, and in the busy summer period it can feel very crowded. It is also rocky, which may make getting into or out of the water awkward if you have mobility concerns or simply prefer a soft sandy shore.

Bring footwear you can manage around rocks, though the tour only specifically requires beachwear and a towel. Snorkeling gear is included, so you do not need to pack your own mask and equipment. The stop is short enough that you should get ready quickly rather than spend half the time organizing your things.

Some departures have included extra water activities, such as jumping from the boat or seeing younger members of a group use a jet ski at the beach. Do not treat those details as guaranteed parts of the tour. The dependable features are swimming, snorkeling, and time to look across at Dubrovnik.

Betina Cave, the best final swim

Betina Cave is the last major stop, with about 30 minutes for swimming and snorkeling. The cave is accessible only from the sea, which gives this short visit a special sense of place. You swim toward the opening and see the beach inside the cave, rather than simply walking down to it from a road.

For many people, this is the highlight. The water around the cave is clear, and the enclosed shore feels very different from the open coast at St. Jacob. You may also be able to jump from the boat before swimming toward the cave, but this requires confidence in the water and is not suitable for everyone.

One important detail: access to the cave beach requires a small jump from the boat. A young child in one group decided not to make the jump and still enjoyed the view. That is a useful reminder that this is a sea excursion, not a gentle sightseeing cruise with step-free access at every stop.

The boat carries swimming and snorkeling gear, but you should still bring a towel. The tour is not suitable for non-swimmers, and people with mobility impairments may find the boat, rocky shore, and cave access difficult. If you are unsure about swimming in open water, Betina Cave should not be the reason you book.

What the boat ride feels like

The appeal here is the mix of boat time and independent stops. You are not spending four hours on a packed vessel with no chance to get off, but you are also not taking a ferry solely to reach Lokrum. The boat connects several places that would be awkward to combine on your own in half a day.

Group size can vary. One departure had about 14 people, while another ran with only the people who had booked that time. Small groups make boarding, swimming, and asking questions easier, but you should not assume every sailing will feel private.

The boats have been described as clean, comfortable, and easy to board with help from the crew. Captains have received particular praise for being punctual, kind, and willing to help people on and off. Music may be played during the ride. Some people enjoy the holiday mood, while others may find it louder than they prefer.

The audio guide is a useful middle ground. You get information about the coast and its history without being required to follow a guide around Lokrum. If you want every detail explained in person, this may feel light. If you like choosing your own pace, it works well.

Is $38 good value?

The listed price is $38 per person, but you must add the Lokrum entrance fee: €30 for adults and €5 for children over age six. The fee is paid in cash at the meeting point. This is the single most important budgeting detail, and it has caused understandable frustration for people who arrived without enough cash.

Once you include the island ticket, the adult cost is much higher than $38. Still, the package includes the boat transfer, sightseeing cruise, English audio guide, and swimming and snorkeling gear. You also get three distinct settings in four hours: Dubrovnik’s coast, Lokrum, and two swimming locations.

Compared with taking only a ferry to Lokrum, this tour gives you much more variety and avoids planning separate transport to St. Jacob Beach and Betina Cave. The value is strongest if you want a half-day on the water and would otherwise book several separate activities.

The value is weaker if your only goal is to spend a full day exploring Lokrum. In that case, the two-hour island visit may feel rushed, and the required entry fee makes the shorter stop less attractive. I would choose this boat trip for variety, not for maximum time on the island.

Who should book this experience?

I would recommend it to you if you have limited time in Dubrovnik and want a broad sample of the coast. It works especially well for couples, friends, and families with confident swimmers who enjoy a little activity mixed with sightseeing.

It also suits people who have already walked Dubrovnik’s Old Town and want a different view of the city. Seeing the walls from the sea, with Lovrenjac Fortress and the waterfront villas in the frame, gives familiar sights a fresh angle.

You should think twice if you dislike rocky beaches, cannot swim, or need easy step-free access. The cave stop requires a boat jump, and both St. Jacob Beach and Lokrum involve uneven coastal areas. The tour also depends on good weather, so a cloudy or rough day can change the feel of the outing. One October departure had poor weather and lost the swimming part, though the island visit still worked well.

Bring cash, a towel, beachwear, and a practical attitude toward the schedule. If you want lunch, plan ahead rather than relying on island cafes. Arrive at the Old City port with time to locate the LOKRUM TOUR desk, and remember that the entry payment is made there.

Should you book the Lokrum boat tour?

Book it if you want a compact, active introduction to Dubrovnik’s coast rather than a full-day island visit. The strongest features are the sea views of the Old Town, free time among Lokrum’s gardens and peacocks, and the chance to swim into Betina Cave.

I would not book it expecting long, peaceful hours on every beach. St. Jacob can be crowded, Lokrum deserves more than two hours, and the adult island fee must be added to the advertised price. But if you have one free morning or afternoon, can swim comfortably, and bring cash, this is an efficient way to combine history, nature, and clear Adriatic water without spending the whole day on one activity.

FAQ

Where does the Dubrovnik boat tour start?

It starts at Lokanda Peskarija in the Old City port. Look to the left when you arrive at the port for the booking desk marked LOKRUM TOUR.

How long does the tour last?

The Dubrovnik departure lasts four hours. The listed schedule includes about 30 minutes of sightseeing, two hours on Lokrum, 40 minutes at St. Jacob Beach, and 30 minutes at Betina Cave.

Is the Lokrum entrance fee included?

No. Adults pay €30 and children over age six pay €5. This fee must be paid in cash at the meeting point.

Is snorkeling equipment provided?

Yes. Swimming and snorkeling gear are included with the boat tour.

Is the tour suitable for non-swimmers?

No. The activity is not suitable for non-swimmers. Betina Cave also requires a small jump from the boat to reach the cave beach.

What should I bring?

Bring beachwear, a towel, and cash. You may also want to bring food or water, since food and drinks on Lokrum can be expensive.